Once that thermometer hits 105°F, good luck finding a technician in St. George....

https://deanrgic520.lowescouponn.com/davis-air-tec-what-you-should-confirm-before-you-need-them-in-a-pinch

Once that thermometer hits 105°F, good luck finding a technician in St. George. If you’re closing on a home, don’t wait until your unit fails between June through September. Establish a relationship now so you aren't scrambling in the heat